3110-01-256-9276 RING,BEARING,INNER Index 3120-01-256-9278 BEARING,SLEEVE

National Stock Number:
3110-01-256-9277

Federal Supply Class:
3110

National Item Identification Number:
012569277

Description:
BEARING,ROLLER,NEEDLE

Detail:
A single or multiple-row antifriction bearing used with or without inner or outer races characterized by relatively small size rollers usually not ranging above 0.250 inch (6.35mm) diameter and generally longer in length in relation to diameter.


Manufacturer Information:
MIL-B-399081349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS21438-10896906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
ALIGNMENT TYPESELF-ALIGNING
BEARING SEAL TYPECONTACT
BORE DIAMETER0.4993 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM
CROWN RADIUS10.0000 INCHES NOMINAL
FEATURES PROVIDEDLUBRICATION HOLE AND LUBRICATION GROOVE
INNER RING WIDTH0.6150 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
LUBRICATION MATERIALGREASE
OUTER RING WIDTH0.4850 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM
OVERALL OUTSIDE DIAMETER1.3115 INCHES MINIMUM AND 1.3135 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONL-P-392 FED SPEC 1ST MATERIAL RESPONSE OR L-P-410,TY 6/6 FED SPEC 2ND MATERIAL RESPONSE SEAL
MATERIALPLASTIC ACETAL OR PLASTIC POLYHEXAMETHYLENE ADIPAMIDE SEAL
MATERIALSTEEL COMP E50100 OR STEEL COMP E51100 OR STEEL COMP E52100 OR STEEL COMP 4615 OR STEEL COMP 4617 OR STEEL COMP 4620 INNER RING
MATERIALSTEEL COMP E50100 OR STEEL COMP E51100 OR STEEL COMP E52100 OR STEEL COMP 4615 OR STEEL COMP 4617 OR STEEL COMP 4620 OUTER RING
MATERIALSTEEL COMP E50100 OR STEEL COMP E51100 OR STEEL COMP E52100 OR STEEL COMP 4615 OR STEEL COMP 4617 OR STEEL COMP 4620 RETAINING PLATE
SEAL QUANTITY2
SELF-ALIGNMENT LOCATIONEXTERNAL
STYLE DESIGNATORTRACK ROLLER
SURFACE FINISHGROUND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-C-320 FED SPEC SINGLE TREATMENT RESPONSE OUTER RING
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 1,CLASS 2 FED SPEC 1ST TREATMENT RESPONSE OR MIL-C-13924 MIL SPEC 2ND TREATMENT RESPONSE INNER RING
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 1,CLASS 2 FED SPEC 1ST TREATMENT RESPONSE OR MIL-C-13924 MIL SPEC 2ND TREATMENT RESPONSE RETAINING PLATE
SURFACE TREATMENTCHROMIUM OUTER RING
SURFACE TREATMENTCADMIUM OR OXIDE INNER RING
SURFACE TREATMENTCADMIUM OR OXIDE RETAINING PLATE


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